Neurofibromatosis-N1 with pulmonary fibrosis like lesions.

A lady 62-years old with von Recklinghausen's disease has a FUP CT scan. She presented with cafe-au-lait spots and skin nodules.
In the past she was operated for removal of a paragagglioma from the right renal fossa .

There are 3- 4 small areas most peripheral and basal comprising tiny cysts and thickening of the interstidium.